Shoe upper



FIG. 1 is a front perspective view of a shoe upper showing my new design;

FIG. 2 is a side view thereof; and,

FIG. 3 is a rear view thereof.

The broken line in FIG. 3 immediately adjacent to the rear of the shaded area defines the rear boundary of the claimed design and forms no part thereof. The broken lines showing the eyelets and remainder of the shoe represent unclaimed subject matter and form no part of the claimed design. 

CLAIM The ornamental design for a shoe upper, as shown and described. 